Answer:
The correct answers would be
The circulatory system refers to the network of heart, blood vessels, and blood.
The main function of this system to transport oxygen and nutrients to each and every cell of the body.
It also helps in removing metabolic wastes such as carbon dioxide produced by the cells.
The white blood cells present in the blood play an important role in protecting our body against pathogens or infectious agents.
In addition, the platelets and other clotting factors present in the blood help in coagulation, hemostasis, and wound healing.
The actions that represents the functions of the circulatory system include the following:
A. Delivers nutrients to cells.
C. Protects the body from pathogens.
D. Removes waste materials from cells.
What is the circulatory system?
The circulatory system is also referred to as the vascular system or the cardiovascular system and it can be defined as a type of living system found within the body of a living organism and it is responsible for the circulation of blood and lymph, as well as the transportation of nutrients, carbon dioxide, hormones, oxygen, etc., in and out of the body.
The components of the circulatory system.
Generally, the circulatory system comprises three (3) main components and these are:
The functions of the circulatory system.
I. It delivers nutrients to living cells.
II. It protects the body from pathogens such as bacteria, fungi, protozoa, etc.
III. It removes waste materials such as carbon dioxide from living cells.
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